Pediatric post COVID-19 condition: an umbrella review of the most common symptoms and associated factors.

The authors also explored the time progression of the symptomatologic pattern and found a decreasing trend, parallel to the increase in follow-up time: the prevalence of symptoms at three to six months were 26.41% [95% confidence interval (CI) 14.33–40.59; I 2 = 100%], 20.64% at 6–12 months (95% CI 17.06–24.46; I 2 = 31%) and 14.89% (95% CI 6.09–26.51; I 2 = 75%) after more than 12 months.

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